import workOrderService from "@/api/services/mes/workOrderService";
import { TableToolbar } from "@/components/grid/TableToolbar";
import SingleMaterialSelector from "@/pages/components/selector/SingleMaterialSelect";
import { ExportOutlined } from "@ant-design/icons";
import { Button, Input, InputNumber, Select, Space } from "antd";
import Table, { type ColumnsType } from "antd/es/table";
import {
  forwardRef,
  useEffect,
  useImperativeHandle,
  useMemo,
  useState,
} from "react";
import { toast } from "sonner";
import type { MesWorkOrderBomItem, MesWorkOrderBomSubstitute } from "./entity";

interface MesWorkOrderBomSubstituteProps {
  parentId?: React.Key;
  bomItemList: MesWorkOrderBomItem[];
}

export interface MesWorkOrderBomSubstituteHandles {
  getAddList: () => MesWorkOrderBomSubstitute[];
  getUpdateList: () => MesWorkOrderBomSubstitute[];
  getDeleteIds: () => React.Key[];
}

const MesWorkOrderBomSubstitutePage = forwardRef<
  MesWorkOrderBomSubstituteHandles,
  MesWorkOrderBomSubstituteProps
>(({ parentId, bomItemList }, ref) => {
  const [loading, setLoading] = useState(false);
  const [list, setList] = useState<MesWorkOrderBomSubstitute[]>([]);
  const [selectedRowKeys, setSelectedRowKeys] = useState<React.Key[]>([]);
  // 添加一个状态来跟踪临时ID
  const [tempIds, setTempIds] = useState<React.Key[]>([]);
  const [addList, setAddList] = useState<MesWorkOrderBomSubstitute[]>([]);
  const [updateList, setUpdateList] = useState<MesWorkOrderBomSubstitute[]>([]);
  const [deleteIds, setDeleteIds] = useState<React.Key[]>([]);
  const [editedRowKey, setEditedRowKey] = useState<React.Key>();
  const [selectVisiable, setSelectVisiable] = useState(false);

  useImperativeHandle(
    ref,
    () => ({
      getAddList: () => addList,
      getUpdateList: () => updateList,
      getDeleteIds: () => deleteIds,
    }),
    [addList, updateList, deleteIds]
  );

  useEffect(() => {
    const newAddList = list.filter(
      (item) => item.id && tempIds.includes(item.id)
    );
    setAddList(newAddList);
    const updateList = list.filter(
      (item) => item.id && !tempIds.includes(item.id)
    );
    setUpdateList(updateList);
  }, [list]);

  const [tableSize, setTableSize] = useState<"large" | "middle" | "small">(
    "middle"
  );

  //动态设置表格高度
  const [tableScrollY, setTableScrollY] = useState(0);
  const PAGE_OFFSET_HEIGHT = 403;
  const updateTableHeight = () => {
    const newHeight = window.innerHeight - PAGE_OFFSET_HEIGHT;
    setTableScrollY(newHeight > 200 ? newHeight : 200); // 保证最小高度
  };

  // biome-ignore lint/correctness/useExhaustiveDependencies: <explanation>
  useEffect(() => {
    updateTableHeight(); // 初始化
    window.addEventListener("resize", updateTableHeight);
    return () => window.removeEventListener("resize", updateTableHeight);
  }, []);

  //表格列定义
  const columns: ColumnsType<MesWorkOrderBomSubstitute> = [
    {
      title: "物料编码",
      width: 300,
      key: "bomItemId",
      dataIndex: "bomItemId",
      render: (text, record) => (
        <Select
          value={text}
          dropdownStyle={{ width: 300 }}
          options={bomItemList.map((item) => ({
            value: item.materialId,
            label: (
              <div style={{ display: "flex", justifyContent: "space-between" }}>
                <span style={{ color: "#999" }}>{item.materialCode}</span>
                {/* 可以添加其他信息 */}
                {item.materialName && <span>{item.materialName}</span>}
              </div>
            ),
          }))}
          onChange={(value) => handleFieldChange(record.id, "bomItemId", value)}
          style={{ width: "100%" }}
        />
      ),
    },
    {
      title: "替代料编码",
      width: 180,
      key: "substituteCode",
      dataIndex: "substituteCode",
      render: (text, record) => (
        <Space.Compact block>
          <Input style={{ width: "calc(100% - 32px)" }} value={text} disabled />
          <Button
            icon={<ExportOutlined />}
            onClick={() => openSelectMaterial(record.id)}
          />
        </Space.Compact>
      ),
    },
    {
      title: "替代料名称",
      width: 180,
      key: "substituteName",
      dataIndex: "substituteName",
    },
    {
      title: "替代优先级",
      width: 120,
      key: "priority",
      dataIndex: "priority",
      render: (text, record) => (
        <InputNumber
          value={text}
          onChange={(value) => handleFieldChange(record.id, "priority", value)}
          style={{ width: "100%" }}
        />
      ),
    },
    {
      title: "替代比例（%）",
      width: 120,
      key: "usageRatio",
      dataIndex: "usageRatio",
      render: (text, record) => (
        <Input
          value={text}
          onChange={(e) =>
            handleFieldChange(record.id, "usageRatio", e.target.value)
          }
          allowClear
        />
      ),
    },
    {
      title: "备注",
      width: 120,
      key: "remark",
      dataIndex: "remark",
      render: (text, record) => (
        <Input
          value={text}
          onChange={(e) =>
            handleFieldChange(record.id, "remark", e.target.value)
          }
        />
      ),
    },
  ];

  const [selectedValues, setSelectedValues] = useState<string[]>(() =>
    columns
      .filter((col) => col.key !== "operation")
      .map((col) => (col.key ? String(col.key) : ""))
  );

  // 处理字段变更
  const handleFieldChange = (id: string, field: string, value: any) => {
    let inputValue: any = null;
    // 如果是checkbox的值，将布尔值转换为数字值（true为1，false为0）
    if (typeof value === "boolean") {
      inputValue = value ? 1 : 0;
    } else if (value instanceof Date) {
      // 处理日期格式
      inputValue = dayjs(value).format("YYYY-MM-DD");
    } else {
      inputValue = value;
    }

    setList((prevData) =>
      prevData.map((item) => {
        if (item.id !== id) return item;

        const updatedItem = {
          ...item,
          [field]: inputValue,
        };

        if (field === "bomItemId") {
          const matchedItem = bomItemList.find(
            (item) => item.materialId === inputValue
          );
          if (matchedItem) {
            updatedItem.bomItemCode = matchedItem?.materialCode;
            updatedItem.bomItemName = matchedItem?.materialName;
          }
        }

        return updatedItem;
      })
    );
  };

  // biome-ignore lint/correctness/useExhaustiveDependencies: <explanation>
  const filteredColumns = useMemo(() => {
    return [
      ...columns.filter(
        (col) =>
          selectedValues.includes(String(col.key)) || col.key === "operation"
      ),
    ].sort((a, b) => {
      const originalIndex = columns.findIndex((c) => c.key === a.key);
      const targetIndex = columns.findIndex((c) => c.key === b.key);
      return originalIndex - targetIndex;
    });
  }, [selectedValues]);

  //加载表格数据
  const fetchList = () => {
    if (!parentId) return;

    setLoading(true);
    workOrderService
      .getsubstitutes(parentId)
      .then((res) => {
        setList(res);
      })
      .catch((error) => {
        console.log(error);
        toast.error("获取数据失败！", error);
      })
      .finally(() => {
        setLoading(false);
      });
  };

  // biome-ignore lint/correctness/useExhaustiveDependencies: <explanation>
  useEffect(() => {
    if (parentId) {
      fetchList();
    } else {
      // 初始化时清空状态
      setList([]);
      setSelectedRowKeys([]);
      setTempIds([]);
      setAddList([]);
      setUpdateList([]);
      setDeleteIds([]);
    }
  }, [parentId]);

  //检验是否输入值
  const validatePartsBeforeAdd = (): boolean => {
    for (const detail of list) {
      if (!detail.bomItemId) {
        toast.error("BOM物料不能为空");
        return false;
      }
      if (!detail.substituteId) {
        toast.error("替代物料不能为空");
        return false;
      }
    }
    return true;
  };

  const handleAdd = () => {
    if (!validatePartsBeforeAdd()) {
      return; // 校验未通过，不执行新增
    }

    const newId = Date.now().toString();
    const newDetail: MesWorkOrderBomSubstitute = {
      id: newId,
      workOrderId: parentId,
    };

    // 添加到临时ID列表
    setTempIds((prev) => [...prev, newId]);
    setList((prev) => [...prev, newDetail]);
  };

  // 在删除方法中修改判断逻辑
  const handleDelete = () => {
    // 如果没有选中行，直接返回
    if (selectedRowKeys.length === 0) {
      return;
    }

    // 更新删除ID列表
    const newDeleteIds = [...deleteIds];

    // 将已有ID但不在deleteIds中的ID添加到deleteIds
    for (const key of selectedRowKeys) {
      const item = list.find((item) => item.id === key);
      if (item?.id && !tempIds.includes(item.id)) {
        // 如果不在临时ID列表中，则添加到删除列表
        if (!newDeleteIds.includes(item.id)) {
          newDeleteIds.push(item.id);
        }
      }
    }

    // 更新deleteIds状态
    setDeleteIds(newDeleteIds);

    // 从列表中移除选中的行
    setList((prevList) =>
      prevList.filter((item) => !selectedRowKeys.includes(item.id))
    );
    // 从tempIds中移除被删除的临时ID
    setTempIds((prevTempIds) =>
      prevTempIds.filter((id) => !selectedRowKeys.includes(id))
    );
    // 清空选中状态
    setSelectedRowKeys([]);
  };

  const openSelectMaterial = (id: React.Key) => {
    setSelectVisiable(true);
    setEditedRowKey(id);
  };

  const handleSelectMaterial = (item: any) => {
    setSelectVisiable(false);
    if (item) {
      const { id, materialCode, materialName } = item;

      setList((prevData) =>
        prevData.map((item) =>
          item.id === editedRowKey
            ? {
                ...item,
                substituteId: id,
                substituteCode: materialCode,
                substituteName: materialName,
              }
            : item
        )
      );
    }
  };

  return (
    <>
      <div className="flex justify-between mb-4">
        <div className="flex gap-2">
          <Button type="primary" onClick={handleAdd}>
            新增
          </Button>
          <Button
            danger
            disabled={selectedRowKeys.length === 0}
            onClick={handleDelete}
          >
            删除
          </Button>
        </div>
        <TableToolbar
          onRefresh={() => fetchList()}
          onSizeChange={setTableSize}
          columns={columns}
          selectedValues={selectedValues}
          onColumnChange={setSelectedValues}
        />
      </div>
      <Table
        rowKey="id"
        size={tableSize}
        scroll={{ x: "max-content", y: tableScrollY }}
        loading={loading}
        pagination={false}
        columns={filteredColumns}
        dataSource={list}
        rowSelection={{
          type: "checkbox",
          selectedRowKeys: selectedRowKeys,
          onChange: (selectedKeys) => {
            setSelectedRowKeys(selectedKeys as React.Key[]);
          },
        }}
      />

      {/* 物料选择器 */}
      <SingleMaterialSelector
        open={selectVisiable}
        onCancel={() => setSelectVisiable(false)}
        onOk={(item) => handleSelectMaterial(item)}
      />
    </>
  );
});

export default MesWorkOrderBomSubstitutePage;
